MCAT Question of the Day
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    Q:

    		 Which of the following describes the primary structural difference between phospholipids and triglycerides?
    		 

    A

    		 Phospholipids are triglycerides with a phosphate attached at the end of the fatty acid tails.

    B

    		 Triglycerides contain three fatty acid chains while phospholipids contain only two, with the third position being a phosphate group.

    C

    		 Phospholipids are steroid compounds while triglycerides are fat compounds.

    D

    		 Phospholipids use a 2-carbon compound to bind their fatty acids while triglycerides use a 3-carbon compound to bind their fatty acids.



    Lipids |
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